/*
 * Copyright 2016 CodiLime
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
#include "util/encoders/c_data_encoder.h"

#include "gtest/gtest.h"

namespace veles {
namespace util {
namespace encoders {

TEST(CDataEncoder, encode) {
  auto encoder = CDataEncoder();
  auto tab = QString(CDataEncoder::indentation, ' ');

  EXPECT_EQ(encoder.encode(QByteArray::fromHex("")),
            "unsigned char data[] = {\n};\n");

  // clang-format off
  EXPECT_EQ(encoder.encode(QByteArray::fromHex("00")),
            "unsigned char data[] = {\n"
            + tab + "0x00,\n"
            "};\n");
  // clang-format on

  EXPECT_EQ(encoder.encode(nullptr, 0), "unsigned char data[] = {\n};\n");
  uint8_t test[] = {0xAA, 0xBB, 0xCC, 0xDD};

  // clang-format off
  EXPECT_EQ(encoder.encode(test, 4),
            "unsigned char data[] = {\n"
            + tab + "0xaa, 0xbb, 0xcc, 0xdd,\n"
            "};\n");
  // clang-format on

  QByteArray allBytes;
  for (int i = 0; i < 256; i++) {
    allBytes.append(static_cast<char>(i));
  }
  // clang-format off
  auto encodedBytes = "unsigned char data[] = {\n"
                      + tab + "0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,\n"
                      + tab + "0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,\n"
                      + tab + "0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,\n"
                      + tab + "0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,\n"
                      + tab + "0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b,\n"
                      + tab + "0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,\n"
                      + tab + "0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, 0x52, 0x53,\n"
                      + tab + "0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,\n"
                      + tab + "0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b,\n"
                      + tab + "0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,\n"
                      + tab + "0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, 0x81, 0x82, 0x83,\n"
                      + tab + "0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,\n"
                      + tab + "0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x9b,\n"
                      + tab + "0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,\n"
                      + tab + "0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3,\n"
                      + tab + "0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,\n"
                      + tab + "0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb,\n"
                      + tab + "0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,\n"
                      + tab + "0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xe0, 0xe1, 0xe2, 0xe3,\n"
                      + tab + "0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,\n"
                      + tab + "0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb,\n"
                      + tab + "0xfc, 0xfd, 0xfe, 0xff,\n"
                      "};\n";
  // clang-format on
  EXPECT_EQ(encoder.encode(allBytes), encodedBytes);
}

}  // namespace encoders
}  // namespace util
}  // namespace veles
